/* ============================================================
   每日大赛官网 - 共享样式表
   主题：浅色 · 高贵紫 #7c3aed + 金色 #fbbf24
   ============================================================ */

/* ---------- 基础变量 ---------- */
:root {
  --purple: #7c3aed;
  --purple-dark: #5b21b6;
  --purple-light: #a78bfa;
  --purple-soft: #ede9fe;
  --gold: #fbbf24;
  --gold-dark: #d97706;
  --gold-soft: #fef3c7;
  --bg: #fafafa;
  --bg-alt: #f3f4f6;
  --white: #ffffff;
  --ink: #1f2937;
  --ink-soft: #374151;
  --muted: #6b7280;
  --line: #e5e7eb;
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06);
  --shadow: 0 6px 20px rgba(76, 29, 149, 0.08);
  --shadow-lg: 0 14px 40px rgba(76, 29, 149, 0.12);
  --radius: 14px;
  --radius-sm: 8px;
  --maxw: 1200px;
  --purple-grad: linear-gradient(135deg, #7c3aed 0%, #6d28d9 100%);
  --gold-grad: linear-gradient(135deg, #fbbf24 0%, #f59e0b 100%);
  --hero-grad: linear-gradient(120deg, #5b21b6 0%, #7c3aed 45%, #b45309 100%);
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  font-family: "PingFang SC", "Microsoft YaHei", "Hiragino Sans GB", "Helvetica Neue", Arial, sans-serif;
  background: var(--bg);
  color: var(--ink);
  line-height: 1.7;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
ul { list-style: none; }

/* ---------- 通用容器 ---------- */
.container {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 24px;
}

.section { padding: 72px 0; }
.section--alt { background: var(--bg-alt); }
.section--purple { background: var(--purple-grad); color: #fff; }

.section-head { text-align: center; margin-bottom: 48px; }
.section-head .eyebrow {
  display: inline-block;
  font-size: 13px;
  letter-spacing: 3px;
  color: var(--purple);
  font-weight: 700;
  text-transform: uppercase;
  background: var(--purple-soft);
  padding: 5px 14px;
  border-radius: 999px;
  margin-bottom: 16px;
}
.section-head h2 {
  font-size: 34px;
  font-weight: 800;
  color: var(--ink);
  letter-spacing: 1px;
}
.section-head .sub {
  margin-top: 12px;
  color: var(--muted);
  font-size: 16px;
  max-width: 640px;
  margin-left: auto;
  margin-right: auto;
}
.section--purple .section-head h2,
.section--purple .section-head .sub { color: #fff; }
.section--purple .section-head .eyebrow {
  background: rgba(255, 255, 255, 0.18);
  color: var(--gold);
}

/* ---------- 按钮 ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 28px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 15px;
  cursor: pointer;
  border: none;
  transition: transform .2s ease, box-shadow .2s ease, background .2s ease;
  white-space: nowrap;
}
.btn--primary { background: var(--purple-grad); color: #fff; box-shadow: 0 8px 22px rgba(124, 58, 237, 0.32); }
.btn--primary:hover { transform: translateY(-3px); box-shadow: 0 12px 28px rgba(124, 58, 237, 0.42); }
.btn--gold { background: var(--gold-grad); color: #422006; box-shadow: 0 8px 22px rgba(251, 191, 36, 0.35); }
.btn--gold:hover { transform: translateY(-3px); box-shadow: 0 12px 28px rgba(251, 191, 36, 0.5); }
.btn--ghost { background: rgba(255,255,255,0.12); color: #fff; border: 1.5px solid rgba(255,255,255,0.55); }
.btn--ghost:hover { background: rgba(255,255,255,0.22); transform: translateY(-3px); }
.btn--outline { background: #fff; color: var(--purple); border: 1.5px solid var(--purple); }
.btn--outline:hover { background: var(--purple-soft); transform: translateY(-3px); }
.btn--sm { padding: 8px 18px; font-size: 13px; }

/* ---------- 顶部导航 ---------- */
.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
  box-shadow: var(--shadow-sm);
}
.nav-inner {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 24px;
  height: 70px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.brand { display: flex; align-items: center; gap: 10px; font-weight: 800; font-size: 20px; color: var(--purple); }
.brand-logo {
  width: 38px; height: 38px;
  background: var(--purple-grad);
  border-radius: 10px;
  display: grid; place-items: center;
  box-shadow: 0 4px 12px rgba(124,58,237,.35);
}
.brand-logo svg { width: 22px; height: 22px; }
.brand span { color: var(--gold-dark); }

.nav-links { display: flex; align-items: center; gap: 4px; }
.nav-links a {
  padding: 8px 16px;
  border-radius: 8px;
  font-size: 15px;
  font-weight: 600;
  color: var(--ink-soft);
  transition: all .18s ease;
}
.nav-links a:hover { color: var(--purple); background: var(--purple-soft); }
.nav-links a.active { color: var(--purple); background: var(--purple-soft); }
.nav-cta { margin-left: 12px; }

.nav-toggle { display: none; background: none; border: none; cursor: pointer; padding: 6px; }
.nav-toggle span {
  display: block; width: 24px; height: 2.5px; background: var(--ink);
  margin: 5px 0; border-radius: 2px; transition: .3s;
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  background: var(--hero-grad);
  color: #fff;
  overflow: hidden;
  padding: 90px 0 110px;
}
.hero::before {
  content: "";
  position: absolute; inset: 0;
  background:
    radial-gradient(circle at 18% 20%, rgba(251,191,36,0.28), transparent 40%),
    radial-gradient(circle at 85% 80%, rgba(167,139,250,0.35), transparent 45%);
  pointer-events: none;
}
.hero-deco {
  position: absolute;
  opacity: .14;
  pointer-events: none;
}
.hero-deco--trophy { top: 40px; right: 6%; width: 220px; }
.hero-deco--medal { bottom: 30px; left: 4%; width: 150px; }
.hero-inner {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 50px;
  align-items: center;
}
.hero-eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  background: rgba(251,191,36,0.18);
  border: 1px solid rgba(251,191,36,0.5);
  color: var(--gold);
  padding: 7px 16px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 1px;
  margin-bottom: 22px;
}
.hero h1 {
  font-size: 50px;
  line-height: 1.2;
  font-weight: 900;
  letter-spacing: 1px;
  margin-bottom: 18px;
}
.hero h1 .gold { color: var(--gold); }
.hero p.lead {
  font-size: 18px;
  opacity: .92;
  max-width: 540px;
  margin-bottom: 30px;
}
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; }
.hero-prize {
  margin-top: 36px;
  display: flex;
  gap: 36px;
  flex-wrap: wrap;
}
.hero-prize .item .num { font-size: 32px; font-weight: 900; color: var(--gold); }
.hero-prize .item .lbl { font-size: 13px; opacity: .85; }

/* Hero 奖杯卡 */
.hero-card {
  background: rgba(255,255,255,0.1);
  border: 1px solid rgba(255,255,255,0.25);
  border-radius: 24px;
  padding: 38px 32px;
  backdrop-filter: blur(8px);
  text-align: center;
  box-shadow: 0 20px 60px rgba(0,0,0,0.25);
}
.hero-card .crown { width: 90px; height: 90px; margin: 0 auto 18px; }
.hero-card h3 { font-size: 22px; margin-bottom: 6px; }
.hero-card .season { color: var(--gold); font-weight: 700; letter-spacing: 1px; }
.hero-card .prize-pool {
  margin-top: 22px;
  padding-top: 22px;
  border-top: 1px solid rgba(255,255,255,0.2);
}
.hero-card .prize-pool .v { font-size: 40px; font-weight: 900; color: var(--gold); }
.hero-card .prize-pool .t { font-size: 13px; opacity: .85; }
.hero-card .countdown {
  margin-top: 18px;
  display: flex; justify-content: center; gap: 10px;
}
.hero-card .countdown .box {
  background: rgba(0,0,0,0.25);
  border-radius: 10px;
  padding: 10px 0;
  width: 56px;
}
.hero-card .countdown .box .n { font-size: 22px; font-weight: 800; color: #fff; }
.hero-card .countdown .box .u { font-size: 11px; opacity: .75; }

/* ---------- 卡片通用 ---------- */
.card {
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  border-top: 3px solid var(--purple);
  overflow: hidden;
  transition: transform .25s ease, box-shadow .25s ease;
}
.card:hover { transform: translateY(-8px); box-shadow: var(--shadow-lg); }

/* 赛事卡片 */
.event-card { display: flex; flex-direction: column; }
.event-cover {
  height: 150px;
  position: relative;
  display: grid; place-items: center;
  color: #fff;
}
.event-cover .icon { width: 56px; height: 56px; opacity: .95; }
.event-cover .badge {
  position: absolute; top: 12px; left: 12px;
  background: rgba(255,255,255,0.92);
  color: var(--purple);
  font-size: 12px; font-weight: 700;
  padding: 4px 12px; border-radius: 999px;
}
.event-cover .status {
  position: absolute; top: 12px; right: 12px;
  font-size: 12px; font-weight: 700;
  padding: 4px 12px; border-radius: 999px;
}
.status--live { background: #fee2e2; color: #b91c1c; }
.status--soon { background: var(--gold-soft); color: var(--gold-dark); }
.status--vote { background: #dcfce7; color: #15803d; }
.status--end { background: var(--bg-alt); color: var(--muted); }

.event-body { padding: 20px 22px 22px; flex: 1; display: flex; flex-direction: column; }
.event-body h3 { font-size: 18px; font-weight: 800; margin-bottom: 8px; color: var(--ink); }
.event-meta { display: flex; flex-direction: column; gap: 8px; margin-bottom: 16px; }
.event-meta .row { display: flex; align-items: center; gap: 8px; font-size: 13.5px; color: var(--muted); }
.event-meta .row svg { width: 15px; height: 15px; flex-shrink: 0; color: var(--purple); }
.event-prize {
  display: flex; align-items: baseline; gap: 6px;
  padding: 10px 14px;
  background: var(--gold-soft);
  border-radius: var(--radius-sm);
  margin-bottom: 14px;
}
.event-prize .lbl { font-size: 12px; color: var(--gold-dark); font-weight: 600; }
.event-prize .val { font-size: 20px; font-weight: 900; color: var(--gold-dark); }
.event-card .btn { margin-top: auto; align-self: stretch; justify-content: center; }

/* ---------- 网格 ---------- */
.grid { display: grid; gap: 26px; }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }

/* ---------- 分类入口 ---------- */
.cat-card {
  background: #fff;
  border-radius: var(--radius);
  padding: 28px 20px;
  text-align: center;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--line);
  transition: all .25s ease;
  position: relative;
  overflow: hidden;
}
.cat-card::before {
  content: ""; position: absolute; top: 0; left: 0; right: 0; height: 3px;
  background: var(--purple-grad); transform: scaleX(0); transition: transform .3s ease;
}
.cat-card:hover { transform: translateY(-6px); box-shadow: var(--shadow); border-color: transparent; }
.cat-card:hover::before { transform: scaleX(1); }
.cat-card .ico {
  width: 60px; height: 60px; margin: 0 auto 14px;
  background: var(--purple-soft);
  border-radius: 16px;
  display: grid; place-items: center;
  color: var(--purple);
}
.cat-card .ico svg { width: 30px; height: 30px; }
.cat-card h4 { font-size: 17px; font-weight: 800; margin-bottom: 6px; }
.cat-card p { font-size: 13px; color: var(--muted); }

/* ---------- 数据统计 ---------- */
.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.stat-box { text-align: center; }
.stat-box .num {
  font-size: 44px; font-weight: 900;
  background: var(--gold-grad);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent;
  line-height: 1;
}
.stat-box .lbl { margin-top: 10px; font-size: 15px; opacity: .9; }

/* ---------- 冠军展示 ---------- */
.champ-card {
  background: #fff;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: transform .25s ease, box-shadow .25s ease;
}
.champ-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-lg); }
.champ-avatar {
  height: 200px;
  display: grid; place-items: center;
  position: relative;
}
.champ-avatar .ring { width: 110px; height: 110px; border-radius: 50%; display: grid; place-items: center; }
.champ-avatar .crown-icon { position: absolute; top: 14px; width: 38px; height: 38px; }
.champ-body { padding: 18px 20px 22px; text-align: center; }
.champ-body .name { font-size: 18px; font-weight: 800; }
.champ-body .title { font-size: 13px; color: var(--purple); font-weight: 600; margin: 4px 0 10px; }
.champ-body .work { font-size: 13px; color: var(--muted); }

/* ---------- 流程步骤 ---------- */
.steps { display: grid; grid-template-columns: repeat(5, 1fr); gap: 20px; position: relative; }
.step {
  background: #fff; border-radius: var(--radius); padding: 28px 18px;
  text-align: center; box-shadow: var(--shadow-sm); border: 1px solid var(--line);
  position: relative; transition: transform .25s ease;
}
.step:hover { transform: translateY(-6px); }
.step .no {
  position: absolute; top: -14px; left: 50%; transform: translateX(-50%);
  width: 32px; height: 32px; border-radius: 50%;
  background: var(--gold-grad); color: #422006; font-weight: 900; font-size: 15px;
  display: grid; place-items: center; box-shadow: 0 4px 10px rgba(251,191,36,.4);
}
.step .ico { width: 50px; height: 50px; margin: 8px auto 14px; color: var(--purple); }
.step h4 { font-size: 16px; font-weight: 800; margin-bottom: 8px; }
.step p { font-size: 13px; color: var(--muted); }

/* ---------- 合作伙伴 ---------- */
.partner-grid { display: grid; grid-template-columns: repeat(6, 1fr); gap: 18px; }
.partner {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius-sm);
  height: 80px; display: grid; place-items: center; font-weight: 700; color: var(--muted);
  box-shadow: var(--shadow-sm); transition: all .25s ease;
}
.partner:hover { color: var(--purple); border-color: var(--purple-light); transform: translateY(-4px); }
.partner span { font-size: 14px; }

/* ---------- 页脚 ---------- */
.footer {
  background: #1e1b2e;
  color: #c4b5fd;
  padding: 60px 0 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 40px;
}
.footer h5 { color: #fff; font-size: 16px; margin-bottom: 18px; font-weight: 700; }
.footer .brand { color: #fff; margin-bottom: 14px; }
.footer .brand span { color: var(--gold); }
.footer-about p { font-size: 14px; line-height: 1.8; opacity: .85; }
.footer-links li { margin-bottom: 10px; }
.footer-links a { font-size: 14px; opacity: .85; transition: all .2s ease; }
.footer-links a:hover { color: var(--gold); opacity: 1; padding-left: 4px; }
.footer-contact li { font-size: 14px; margin-bottom: 10px; display: flex; gap: 8px; align-items: flex-start; }
.footer-contact svg { width: 16px; height: 16px; flex-shrink: 0; margin-top: 4px; color: var(--gold); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding: 22px 0;
  display: flex; justify-content: space-between; align-items: center;
  font-size: 13px; flex-wrap: wrap; gap: 10px;
}
.footer-bottom .links { display: flex; gap: 18px; }
.footer-bottom .links a:hover { color: var(--gold); }
.filing { color: rgba(196,181,253,0.6); }

/* ---------- 通用工具 ---------- */
.text-center { text-align: center; }
.mt-40 { margin-top: 40px; }

/* ---------- 面包屑 ---------- */
.crumbs {
  background: var(--white);
  border-bottom: 1px solid var(--line);
  padding: 18px 0;
}
.crumbs .container { display: flex; align-items: center; gap: 8px; font-size: 14px; color: var(--muted); }
.crumbs a:hover { color: var(--purple); }
.crumbs .sep { opacity: .5; }

/* ---------- 页面通用 hero（内页）---------- */
.page-hero {
  background: var(--hero-grad);
  color: #fff;
  padding: 64px 0 56px;
  position: relative;
  overflow: hidden;
}
.page-hero::before {
  content: ""; position: absolute; inset: 0;
  background: radial-gradient(circle at 80% 30%, rgba(251,191,36,0.22), transparent 45%);
}
.page-hero .container { position: relative; z-index: 2; }
.page-hero h1 { font-size: 38px; font-weight: 900; margin-bottom: 12px; }
.page-hero h1 .gold { color: var(--gold); }
.page-hero p { font-size: 17px; opacity: .92; max-width: 640px; }

/* ---------- 筛选条 ---------- */
.filter-bar {
  background: #fff;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 22px 26px;
  margin-bottom: 36px;
  display: flex;
  flex-wrap: wrap;
  gap: 22px;
  align-items: flex-end;
}
.filter-group { display: flex; flex-direction: column; gap: 8px; }
.filter-group label { font-size: 13px; font-weight: 700; color: var(--ink-soft); }
.filter-group select {
  padding: 10px 36px 10px 14px;
  border: 1.5px solid var(--line);
  border-radius: var(--radius-sm);
  font-size: 14px;
  color: var(--ink);
  background: var(--bg) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%237c3aed' stroke-width='3'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E") no-repeat right 12px center;
  appearance: none; cursor: pointer; min-width: 150px;
  transition: border-color .2s;
}
.filter-group select:focus { outline: none; border-color: var(--purple); }
.filter-actions { margin-left: auto; display: flex; gap: 10px; }

/* ---------- 分页 ---------- */
.pagination { display: flex; justify-content: center; gap: 8px; margin-top: 50px; }
.pagination a {
  width: 42px; height: 42px; border-radius: 10px;
  display: grid; place-items: center;
  background: #fff; border: 1px solid var(--line);
  font-weight: 600; color: var(--ink-soft); transition: all .2s ease;
}
.pagination a:hover { border-color: var(--purple); color: var(--purple); }
.pagination a.active { background: var(--purple-grad); color: #fff; border-color: transparent; }
.pagination .dots { display: grid; place-items: center; color: var(--muted); }

/* ---------- 获奖展示 ---------- */
.podium {
  display: grid;
  grid-template-columns: 1fr 1.15fr 1fr;
  gap: 24px;
  align-items: end;
  margin-bottom: 50px;
}
.podium-item {
  background: #fff; border-radius: var(--radius); padding: 30px 22px;
  text-align: center; box-shadow: var(--shadow); position: relative;
  border-top: 4px solid var(--line);
}
.podium-item.gold { border-top-color: var(--gold); transform: translateY(-10px); }
.podium-item.silver { border-top-color: #cbd5e1; }
.podium-item.bronze { border-top-color: #f59e0b; }
.podium-medal { width: 70px; height: 70px; margin: 0 auto 14px; }
.podium-item .rank { font-size: 13px; font-weight: 700; letter-spacing: 2px; margin-bottom: 6px; }
.podium-item.gold .rank { color: var(--gold-dark); }
.podium-item.silver .rank { color: #64748b; }
.podium-item.bronze .rank { color: #b45309; }
.podium-item .name { font-size: 19px; font-weight: 800; }
.podium-item .work { font-size: 13px; color: var(--muted); margin: 6px 0 12px; }
.podium-item .prize {
  display: inline-block; font-size: 13px; font-weight: 700;
  padding: 5px 14px; border-radius: 999px;
}
.podium-item.gold .prize { background: var(--gold-soft); color: var(--gold-dark); }
.podium-item.silver .prize { background: #f1f5f9; color: #475569; }
.podium-item.bronze .prize { background: #fef3c7; color: #b45309; }

/* 获奖作品卡片 */
.work-card {
  background: #fff; border-radius: var(--radius); overflow: hidden;
  box-shadow: var(--shadow); transition: transform .25s, box-shadow .25s;
  border-top: 3px solid var(--purple);
}
.work-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-lg); }
.work-thumb { height: 180px; position: relative; display: grid; place-items: center; color: #fff; }
.work-thumb .medal-tag {
  position: absolute; top: 12px; right: 12px;
  width: 38px; height: 38px; border-radius: 50%;
  display: grid; place-items: center;
  box-shadow: 0 4px 12px rgba(0,0,0,.25);
}
.work-thumb .medal-tag svg { width: 22px; height: 22px; }
.medal-tag--gold { background: var(--gold-grad); }
.medal-tag--silver { background: linear-gradient(135deg,#e2e8f0,#94a3b8); }
.medal-tag--bronze { background: linear-gradient(135deg,#fbbf24,#b45309); }
.work-info { padding: 18px 20px; }
.work-info h4 { font-size: 17px; font-weight: 800; margin-bottom: 6px; }
.work-info .author { font-size: 13px; color: var(--purple); font-weight: 600; margin-bottom: 8px; }
.work-info p { font-size: 13px; color: var(--muted); }

/* ---------- 时间线 ---------- */
.timeline { position: relative; max-width: 880px; margin: 0 auto; padding-left: 40px; }
.timeline::before {
  content: ""; position: absolute; left: 12px; top: 6px; bottom: 6px;
  width: 3px; background: var(--purple-soft); border-radius: 2px;
}
.tl-item { position: relative; margin-bottom: 34px; }
.tl-item::before {
  content: ""; position: absolute; left: -34px; top: 4px;
  width: 16px; height: 16px; border-radius: 50%;
  background: var(--purple-grad); border: 3px solid #fff;
  box-shadow: 0 0 0 3px var(--purple-soft);
}
.tl-item .year {
  display: inline-block; font-size: 13px; font-weight: 700; color: var(--purple);
  background: var(--purple-soft); padding: 3px 12px; border-radius: 999px; margin-bottom: 8px;
}
.tl-item h4 { font-size: 17px; font-weight: 800; margin-bottom: 6px; }
.tl-item p { font-size: 14px; color: var(--muted); }

/* ---------- 信息卡（指南/关于）---------- */
.info-card {
  background: #fff; border-radius: var(--radius); padding: 32px;
  box-shadow: var(--shadow); border-left: 4px solid var(--purple);
}
.info-card h3 { font-size: 20px; font-weight: 800; margin-bottom: 16px; display: flex; align-items: center; gap: 10px; }
.info-card h3 svg { width: 24px; height: 24px; color: var(--purple); }
.info-card ul.bullet { padding-left: 4px; }
.info-card ul.bullet li { position: relative; padding-left: 26px; margin-bottom: 12px; font-size: 15px; color: var(--ink-soft); }
.info-card ul.bullet li::before {
  content: ""; position: absolute; left: 0; top: 9px;
  width: 9px; height: 9px; border-radius: 50%;
  background: var(--gold-grad); box-shadow: 0 0 0 3px var(--gold-soft);
}

/* 评审标准进度条 */
.criterion { margin-bottom: 20px; }
.criterion .top { display: flex; justify-content: space-between; margin-bottom: 8px; font-size: 14px; font-weight: 600; }
.criterion .top .pct { color: var(--purple); }
.criterion .bar { height: 10px; background: var(--bg-alt); border-radius: 999px; overflow: hidden; }
.criterion .bar .fill { height: 100%; background: var(--purple-grad); border-radius: 999px; }

/* ---------- FAQ ---------- */
.faq-item {
  background: #fff; border-radius: var(--radius); box-shadow: var(--shadow-sm);
  margin-bottom: 16px; overflow: hidden; border: 1px solid var(--line);
}
.faq-q {
  padding: 20px 24px; font-weight: 700; font-size: 16px; cursor: pointer;
  display: flex; justify-content: space-between; align-items: center;
  color: var(--ink); transition: color .2s;
}
.faq-q:hover { color: var(--purple); }
.faq-q .sign { color: var(--purple); font-size: 22px; font-weight: 800; }
.faq-a { padding: 0 24px 0 24px; max-height: 0; overflow: hidden; transition: max-height .3s ease, padding .3s ease; color: var(--muted); font-size: 14.5px; }
.faq-item.open .faq-a { padding: 0 24px 20px; max-height: 300px; }
.faq-item.open .sign { transform: rotate(45deg); }

/* ---------- 赞助等级 ---------- */
.sponsor-tier { text-align: center; margin-bottom: 30px; }
.sponsor-tier .tier-title {
  display: inline-flex; align-items: center; gap: 10px;
  font-size: 22px; font-weight: 800; padding: 8px 24px; border-radius: 999px;
}
.tier-diamond { background: linear-gradient(135deg,#e0e7ff,#c7d2fe); color: #4338ca; }
.tier-gold { background: var(--gold-soft); color: var(--gold-dark); }
.tier-silver { background: #f1f5f9; color: #475569; }
.sponsor-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; margin-bottom: 50px; }
.sponsor-card {
  background: #fff; border-radius: var(--radius); padding: 26px 20px; text-align: center;
  box-shadow: var(--shadow-sm); border: 1px solid var(--line); transition: all .25s;
}
.sponsor-card:hover { transform: translateY(-6px); box-shadow: var(--shadow); border-color: var(--purple-light); }
.sponsor-card .logo {
  width: 64px; height: 64px; margin: 0 auto 14px; border-radius: 14px;
  display: grid; place-items: center; color: #fff; font-weight: 800; font-size: 22px;
}
.sponsor-card h4 { font-size: 16px; font-weight: 800; margin-bottom: 4px; }
.sponsor-card .tag { font-size: 12px; color: var(--muted); }

/* 权益表 */
.benefit-table { width: 100%; border-collapse: collapse; background: #fff; border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow); }
.benefit-table th, .benefit-table td { padding: 16px 18px; text-align: center; border-bottom: 1px solid var(--line); font-size: 14px; }
.benefit-table th { background: var(--purple-soft); color: var(--purple-dark); font-weight: 800; }
.benefit-table td:first-child { text-align: left; font-weight: 600; color: var(--ink-soft); }
.benefit-table .check { color: var(--purple); font-weight: 800; font-size: 18px; }
.benefit-table .cross { color: #cbd5e1; }

/* ---------- 资讯 ---------- */
.news-filter { display: flex; gap: 10px; flex-wrap: wrap; justify-content: center; margin-bottom: 36px; }
.news-filter a {
  padding: 8px 20px; border-radius: 999px; font-size: 14px; font-weight: 600;
  background: #fff; border: 1px solid var(--line); color: var(--ink-soft); transition: all .2s;
}
.news-filter a:hover, .news-filter a.active { background: var(--purple-grad); color: #fff; border-color: transparent; }

.news-list { display: flex; flex-direction: column; gap: 20px; }
.news-item {
  background: #fff; border-radius: var(--radius); box-shadow: var(--shadow-sm);
  padding: 24px 28px; display: flex; gap: 24px; align-items: flex-start;
  border-left: 4px solid var(--purple); transition: all .25s;
}
.news-item:hover { transform: translateX(6px); box-shadow: var(--shadow); }
.news-date {
  flex-shrink: 0; text-align: center; width: 78px;
  background: var(--purple-soft); border-radius: var(--radius-sm); padding: 12px 8px;
}
.news-date .d { font-size: 26px; font-weight: 900; color: var(--purple); line-height: 1; }
.news-date .m { font-size: 12px; color: var(--purple-dark); margin-top: 4px; }
.news-content { flex: 1; }
.news-content .tags { display: flex; gap: 8px; margin-bottom: 8px; }
.news-content .tag {
  font-size: 12px; font-weight: 700; padding: 3px 10px; border-radius: 999px;
}
.tag--notice { background: #fee2e2; color: #b91c1c; }
.tag--report { background: var(--purple-soft); color: var(--purple-dark); }
.tag--interview { background: var(--gold-soft); color: var(--gold-dark); }
.tag--industry { background: #dcfce7; color: #15803d; }
.news-content h3 { font-size: 19px; font-weight: 800; margin-bottom: 8px; }
.news-content h3:hover { color: var(--purple); }
.news-content p { font-size: 14px; color: var(--muted); }
.news-content .more { margin-top: 10px; font-size: 13px; color: var(--purple); font-weight: 700; }

/* ---------- 关于：评审委员 ---------- */
.judge-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.judge-card {
  background: #fff; border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow);
  transition: transform .25s, box-shadow .25s; border-top: 3px solid var(--gold);
}
.judge-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-lg); }
.judge-avatar { height: 150px; display: grid; place-items: center; position: relative; }
.judge-avatar .ph { width: 90px; height: 90px; border-radius: 50%; }
.judge-info { padding: 16px 18px 20px; text-align: center; }
.judge-info .name { font-size: 17px; font-weight: 800; }
.judge-info .role { font-size: 12px; color: var(--purple); font-weight: 600; margin: 4px 0 8px; }
.judge-info .desc { font-size: 12.5px; color: var(--muted); }

/* 使命卡片 */
.mission-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.mission-card {
  background: #fff; border-radius: var(--radius); padding: 32px 26px; text-align: center;
  box-shadow: var(--shadow); border-top: 3px solid var(--gold); transition: transform .25s;
}
.mission-card:hover { transform: translateY(-6px); }
.mission-card .ico { width: 60px; height: 60px; margin: 0 auto 16px; color: var(--purple); }
.mission-card h4 { font-size: 18px; font-weight: 800; margin-bottom: 10px; }
.mission-card p { font-size: 14px; color: var(--muted); }

/* 公平承诺 */
.promise-box {
  background: var(--purple-grad); color: #fff; border-radius: var(--radius);
  padding: 44px; text-align: center; position: relative; overflow: hidden;
}
.promise-box::before {
  content: ""; position: absolute; inset: 0;
  background: radial-gradient(circle at 80% 20%, rgba(251,191,36,0.2), transparent 40%);
}
.promise-box .ico { width: 64px; height: 64px; margin: 0 auto 18px; color: var(--gold); position: relative; z-index: 2; }
.promise-box h3 { font-size: 24px; font-weight: 800; margin-bottom: 12px; position: relative; z-index: 2; }
.promise-box p { font-size: 16px; opacity: .92; max-width: 640px; margin: 0 auto; position: relative; z-index: 2; }

/* 联系卡片 */
.contact-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.contact-card {
  background: #fff; border-radius: var(--radius); padding: 30px; text-align: center;
  box-shadow: var(--shadow); border-top: 3px solid var(--purple); transition: transform .25s;
}
.contact-card:hover { transform: translateY(-6px); }
.contact-card .ico { width: 48px; height: 48px; margin: 0 auto 14px; color: var(--purple); }
.contact-card h4 { font-size: 17px; font-weight: 800; margin-bottom: 8px; }
.contact-card p { font-size: 14px; color: var(--muted); }

/* ---------- 年度盛典回顾 ---------- */
.gala-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.gala-card {
  background: #fff; border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow);
  transition: transform .25s; border-top: 3px solid var(--gold);
}
.gala-card:hover { transform: translateY(-8px); }
.gala-banner { height: 130px; display: grid; place-items: center; color: #fff; position: relative; }
.gala-banner .year-big { font-size: 44px; font-weight: 900; opacity: .95; }
.gala-body { padding: 18px 20px 22px; }
.gala-body h4 { font-size: 17px; font-weight: 800; margin-bottom: 6px; }
.gala-body p { font-size: 13px; color: var(--muted); }
.gala-body .stats-row { display: flex; gap: 16px; margin-top: 12px; padding-top: 12px; border-top: 1px solid var(--line); }
.gala-body .stats-row .s .n { font-size: 18px; font-weight: 900; color: var(--purple); }
.gala-body .stats-row .s .l { font-size: 11px; color: var(--muted); }

/* ---------- CTA 横条 ---------- */
.cta-band {
  background: var(--purple-grad); border-radius: var(--radius);
  padding: 48px; text-align: center; color: #fff; position: relative; overflow: hidden;
}
.cta-band::before {
  content: ""; position: absolute; inset: 0;
  background: radial-gradient(circle at 20% 30%, rgba(251,191,36,0.22), transparent 40%),
              radial-gradient(circle at 85% 70%, rgba(167,139,250,0.3), transparent 45%);
}
.cta-band .inner { position: relative; z-index: 2; }
.cta-band h3 { font-size: 28px; font-weight: 900; margin-bottom: 10px; }
.cta-band p { font-size: 16px; opacity: .92; margin-bottom: 22px; }
.cta-band .actions { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }

/* ---------- 响应式 ---------- */
@media (max-width: 980px) {
  .hero-inner { grid-template-columns: 1fr; }
  .hero h1 { font-size: 38px; }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .partner-grid { grid-template-columns: repeat(3, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .stats { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .judge-grid { grid-template-columns: repeat(2, 1fr); }
  .sponsor-grid { grid-template-columns: repeat(2, 1fr); }
  .news-item { flex-direction: column; gap: 14px; }
  .news-date { display: flex; gap: 8px; width: auto; align-items: baseline; padding: 6px 12px; }
  .news-date .d { font-size: 18px; }
}

@media (max-width: 720px) {
  .nav-links {
    position: fixed; top: 70px; left: 0; right: 0;
    background: #fff; flex-direction: column; align-items: stretch;
    padding: 16px; gap: 4px; box-shadow: var(--shadow-lg);
    border-top: 1px solid var(--line);
    transform: translateY(-150%); transition: transform .3s ease; z-index: 99;
  }
  .nav-links.open { transform: translateY(0); }
  .nav-links a { padding: 12px 16px; }
  .nav-cta { margin: 8px 0 0; }
  .nav-toggle { display: block; }
  .hero { padding: 60px 0 70px; }
  .hero h1 { font-size: 30px; }
  .section { padding: 50px 0; }
  .section-head h2 { font-size: 26px; }
  .grid-3, .grid-2 { grid-template-columns: 1fr; }
  .grid-4 { grid-template-columns: 1fr; }
  .partner-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr; }
  .stats { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: 1fr; }
  .podium { grid-template-columns: 1fr; }
  .podium-item.gold { transform: none; }
  .judge-grid { grid-template-columns: 1fr; }
  .sponsor-grid { grid-template-columns: 1fr; }
  .mission-grid, .contact-grid, .gala-grid { grid-template-columns: 1fr; }
  .page-hero h1 { font-size: 28px; }
  .filter-bar { flex-direction: column; align-items: stretch; }
  .filter-actions { margin-left: 0; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .cta-band { padding: 34px 22px; }
}